Blood Test Grapher
By Ai Imai
Blood Test Grapher is a health-data tracking app for iOS and Android that allows users to manually record and graph blood test results and diet metrics.
The App DNA
What makes this app unique?
It serves users who need a private, offline-first method to visualize health trends without relying on cloud-based health aggregators.
For Individuals managing chronic health conditions or tracking specific blood test results and diet metrics over time.
What does it look like?
Key features
Users define and sort custom health and test metrics beyond the default list
Displays multiple data trends on a single screen, gated by In-App Purchase
Outputs test, diet, and medical expense data to CSV files for external analysis
How much does it cost?
The freemium model gates advanced utility features behind one-time or recurring IAP, while maintaining a free entry point for basic data logging.
Velocity
Dormant developmentopaqueShow more...
Blood Test Grapher has entered a zombie state, with no updates shipped in over a year. The last release occurred 410 days ago, and there has been no development activity across either Android or iOS platforms during this period. The project shows no signs of active maintenance or feature development.
Who built it?
User Sentiment
What do users think recently?
Fresh user feedback skews mixed. Users appreciate visual graphing of blood test results provides clear health trend tracking for non-medical users and offline functionality allows users to record and review sensitive health data without internet connectivity.
How are ratings & reviews evolving?
What users say, by theme
- Visual graphing of blood test results provides clear health trend tracking for non-medical users
- Offline functionality allows users to record and review sensitive health data without internet connectivity
- Manual data entry limitations prevent users from logging historical results from previous years effectively
24 of 24 recent reviews analyzed · moderate confidence · Mixed overall
Read the full review analysisUnlock 2 more frustration themes and 2 user requests, each backed by review evidence.
Access the full report for freeCompetition
Competitive landscape for Blood Test Grapher
How's the Lifestyle market?
Blood Test Grapher maintains a 4.2-star rating on iOS across 29 reviews, though the 13-month update gap limits its ability to compete with modern, cloud-integrated health trackers.
Read the market outlookThe rivals identified
Unlock the deeper market read.
Access the full report for freeThe Analyst's Read
Key takeaways for Blood Test Grapher
Where is it heading?
The health-tracking market is consolidating around cloud-integrated platforms that offer automated lab-result ingestion. Blood Test Grapher remains exposed due to its manual-entry reliance and lack of cross-device persistence, which will likely accelerate churn as users migrate to more automated alternatives.
- The 13-month update gap suggests a maintenance-only posture, which prevents the app from addressing critical user requests like cloud synchronization.
- Core graphing functionality continues to satisfy the existing user base, maintaining a stable rating despite the lack of new feature investment.
The SWOT
- Offline-first architecture removes connectivity dependencies for sensitive health data
- Automated cloud-sync implementation would resolve the top-requested feature and reduce churn
Next best moves
Implement cloud-based sync for health records because it is the top-requested feature → reduce churn during device migration
The counter-intuitive read
The app's offline-first design is a retention lever…
Read the full takeBottom line
The lack of cloud persistence and historical backdating creates a retention ceiling that manual entry cannot overcome. Implementing automated sync would unlock the data-loss frustration currently driving negative sentiment and churn.
Unlock 2 critical frictions, 1 market threat and the analyst’s take.
Access the full report for freeSources
- [1] App Store
Report last updated